MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

njrat

Vendor detections: 15

Intelligence 15 IOCs YARA 13 File information Comments

SHA256 hash:	cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46
SHA3-384 hash:	84686d65bd72e636b9866241054c10f059de16f3db7f6656416415017141b40bf6ed185fc1a75f2bf5c1a95f8a664d17
SHA1 hash:	e8e3d80fa107c613a537bfabd6d6cd997d259928
MD5 hash:	921d7c2187427974a52b164873636bc3
humanhash:	six-eight-chicken-fourteen
File name:	0x000600000001ace7-182.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	26'624 bytes
First seen:	2023-02-07 16:42:48 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'915 x AgentTesla, 19'820 x Formbook, 12'309 x SnakeKeylogger)
ssdeep	384:TLo5FonO4Y1JVpMrI0CxPzdxRMkAQk93vmhm7UMKmIEecKdbXTzm9bVhca06Mr6s:3uZ/utkA/vMHTi9bD
Threatray	1'096 similar samples on MalwareBazaar
TLSH	T166C2D66D37B58231C2EF067E5562EA1142B1E04BE236EB0E0CD998ED4B1B7CA0B45FD5
TrID	60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13097/50/3) 8.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter	JaffaCakes118
Tags:	exe NjRAT

Intelligence

File Origin

# of uploads :

# of downloads :

225

Origin country :

Vendor Threat Intelligence

Malware family:

njrat

ID:

File name:

0x000600000001ace7-182.exe

Verdict:

Malicious activity

Analysis date:

2023-02-07 16:47:20 UTC

Tags:

rat njrat bladabindi trojan

Link:

https://app.any.run/tasks/39f32b1d-75ab-47c0-ace3-34d13ade490c

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Njrat

Link:

https://www.capesandbox.com/analysis/361438/

Detection(s):

Win.Trojan.Generic-6417450-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %AppData% subdirectories

Сreating synchronization primitives

Sending a custom TCP request

Launching a process

Creating a process with a hidden window

Creating a window

DNS request

Using the Windows Management Instrumentation requests

Enabling the 'hidden' option for recently created files

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

asyncrat bladabindi cmd.exe fingerprint greyware njrat packed rat stealer windows

Link:

https://www.filescan.io/uploads/63e27f99447edb203a0318c6/reports/78321095-1f0e-438f-a060-98edd5ff4f5d/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

njRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/2529de13-9c94-4f80-9874-570b389b013e

Result

Threat name:

Njrat

Detection:

malicious

Classification:

troj.adwa.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1167878

Signature

.NET source code contains potential unpacker

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Connects to many ports of the same IP (likely port scanning)

Creates multiple autostart registry keys

Drops PE files to the startup folder

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Protects its processes via BreakOnTermination flag

Snort IDS alert for network traffic

Uses cmd line tools excessively to alter registry or file data

Yara detected Njrat

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46/

Threat name:

ByteCode-MSIL.Backdoor.Bladabhindi

Status:

Malicious

First seen:

2023-02-07 16:43:07 UTC

File Type:

PE (.Net Exe)

AV detection:

24 of 26 (92.31%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=zsicqa7yg5ht6odlgu33qyqcwlz4kvl6tx2uceukpmztyhnxl5da._file

Verdict:

malicious

Label(s):

njrat

Result

Malware family:

njrat

Score:

10/10

Tags:

family:njrat botnet:hacked persistence trojan

Link:

https://tria.ge/reports/230207-t78znafh4t/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Views/modifies file attributes

Enumerates physical storage devices

Adds Run key to start application

Drops startup file

njRAT/Bladabindi

Malware Config

C2 Extraction:

carolina-electro.at.ply.gg:23401

Unpacked files

SH256 hash:

cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46

MD5 hash:

921d7c2187427974a52b164873636bc3

SHA1 hash:

e8e3d80fa107c613a537bfabd6d6cd997d259928

Link:

https://www.unpac.me/results/949199c9-65be-4ffb-9624-d40a011231c3/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	CN_disclosed_20180208_c Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects malware from disclosed CN malware set
Reference:	https://twitter.com/cyberintproject/status/961714165550342146

Rule name:	CN_disclosed_20180208_c_RID2E71 Create hunting rule
Author:	Florian Roth
Description:	Detects malware from disclosed CN malware set
Reference:	https://twitter.com/cyberintproject/status/961714165550342146

Rule name:	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse Create hunting rule
Author:	ditekSHen
Description:	Detects file containing reversed ASEP Autorun registry keys

Rule name:	INDICATOR_SUSPICIOUS_EXE_attrib Create hunting rule
Author:	ditekSHen
Description:	Detects executables using attrib with suspicious attributes attributes

Rule name:	malware_Njrat_strings Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect njRAT in memory

Rule name:	MALWARE_Win_NjRAT Create hunting rule
Author:	ditekSHen
Description:	Detects NjRAT / Bladabindi

Rule name:	MAL_njrat Create hunting rule
Author:	SECUINFRA Falcon Team

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_netsh_firewall_command Create hunting rule
Author:	SECUINFRA Falcon Team

Rule name:	SUSP_Reverse_Run_Key Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects a Reversed Run Key

Rule name:	Windows_Trojan_Njrat_30f3c220 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Njrat_30f3c220 Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

njrat

exe cc902803f8374f3f386b3537b86202b2f3c5557e9df541128a7b333c1db75f46

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/361438/

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